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oxygen sensor

  1. General Discussion
    Long story short i bought an 05 frontier LE. Drove it home about two hours and got 18-20 MOG. Later in the week it got a misfire code- turns out the catalytic converter had gone to mush. Hallowed out the front passenger and both back converters. A month later I’ve been averaging 13.5-15 MPG...
  2. DIY - Do It Yourself / Tech Tips
    Year: 2007 Engine: 4.0L V6 Mileage: 93,000 My service engine light recently came on, a bit after I noticed that my truck was idling erratically. So I pulled out my code reader and got a P0171 code (System too lean bank 1). After some further exploration, my initial thoughts are a faulty...
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